title: Use of variable thickness bolus to control electron beam penetration in chest wall irradiation.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000473:pathology*; D004583:Electrons; D005260:Female; D006801:Humans; D008875:Middle Aged; D011182:Postoperative Care; D011882:Radiotherapy, High-Energy; D012867:Skin / Q000528:radiation effects; D013899:Thoracic Neoplasms / Q000532:radiotherapy* / Q000556:secondary